Pedestal extension-table.



0. G. FRANKS.

PEDESTAL EXTENSION TABLE.

nrmon'zon FILED KAY 4.100s.

9243146. Patented June 8,1909.

2 SHEETS-SHEET l.

4 4% 6 i n g amnion: a Orr/n & flank 7;

Witnuau 0. G. FRANKS.

PEDESTAL EXTENSION TABLE. APPLIOATION FILED MAY 4,1908. 924,446,Patented June 8,' 1909.

2 SHEETS-SHEET 2Q V Orr/)2 5.30055 UNITED sTATEs PATENT OF I E;

ORRIN o. FRANKS, or cIIIoAGo, ILLINoIs, ASSIGNOR TO THE SENG COMPANY, orCHICAGO,

ILLINOIS, A CORPORATION or ILLINOIS.

PEDESTAL EZTEKSION' -'1AIBL E.'

N 0. 924,446. l Specification o! Letters-Patent. Pat ente'd J'une 8',1909. Application filed May 1, 1903. Serial nasaonaa f ail whom-"it mayconcern: 4 pivotally connected at its upper end to the Be it known thatI, ORRI' 'G. FRANKS, a adjacent lower end of the up er lever 12, bycitizen of the United tates, residing at Chia rivet 15, whereby, as willeapparent, an cago, in the county of Cook and State of Illi,oscillating'movement of the upper lever Wlll 5 nois, have invented newand useful'Improve cause a similar though reverse movement of 60 mentsin Pedestal Extension-Tables, of the companion lower lever.v The lowerend I which the following isaspecification'. of the lower lever 13 isthreaded, as at16,

This invention relates to im rovements in and located thereon is a pairof nuts 17, the pedestal extension. tables, and as particular. functionof which will hereinafter a pear.

' reference to that class of devices employed Inverted L or other shapedbrac ets, 18, 65 A therein and I commonly termed pedestal are securedinside the opposite edges'of that locks used for locking and drawing thepedestal carrying the operating-parts enupedestal-sections tightytogether subsequent merated, such brackets being located in subto aclosing of the same, whereby theunstantially horizontal alinement witheach 15 sightly crack or crevice, caused by the sagotherand opposite thelower threaded end 70 I ging of the table at Its center, is practicallyof thelowermost oscillating-lever 13. Upon eliminated and the pedestalmade to appear 'ea'chof the aforesaid brackets '18, is eccenas solid. Itrically-pivoted, as at 19, a hook 20, the

The objects and advantages of the invencurved portions of the hooksbeing pivoted tion will heremafterappear, and the novel and their shanksstanding inwardly toward 75 features thereof will be particularlypointed each other. As a means of connection beout in the appendedclaims. tween the lower end of the oscillating-lever Referring to thedrawingFigure 1 is a 13 and the shanks of' the hooks, a pair of verticallongitudinal sectional view of a pedlinks 21, areemployed, the innerends of the estal extension table provided with my imlinks beingprovided with aliningeyes so as 80 device.

proved loekin -device. Fig. 2 is a trausto loosely receive the lower endof the oscilverse sectiona view through the pedestal lating-lever 13, inwhich position the links showing the engaging and engaged devices areconfined in an adjustable manner by In plan. Fig. 3 is a detail of' thelocking means, of the before-mentioned nuts 17.

Similar numerals of reference indicate outer'ends of the sai links withthe inner similar parts in all the figures of the drawing. ends of theshanks of the hooks 20. The table illustrated is of-theconventional Uponthe opposite or companion pedestaliorm, and, therefore, consists of thetable section, wit and at the opposite edges of top-sections 1, theslides 2, the center cross the same, are located L or other shaped v90plece or bridge 3, to which the center-leg 4 is brackets 23, and fromthe horizontal p0rattached, and the opposite bridging5, to tion of eachof the same, de ends a headed which the two pedestal-sections 6 are at-vstud 24 or any othersuitalile form of entached. gaged device. From this,it will be appar 40 At the vertical longitudinal center oi one ent thatby a slight rearward movement -95 of the pedestal-sections 6, is locatedand searted to the upper end of the system of cured. y suitable screws,a vertically disevers, the hooks 20 will be caused to swing osedsecuring-plate 7, the same having or move inwardly upon their pivots, sothat ormed at its u per andlowerends horizon if in proper relativeposition with--the studs tally disposed earing ears 8 and 9 respec- 24the latter w1ll become engaged by the 100 9, as at 14, and said loweroscillating-lever is tively. hooks.- A slight continuation of suchmove-An oscillating-lever 10, is fulcrumed in the ment upon the pa'rt'of thehooks as caused upper ear 8, as at 11, the upper end of the by themovements of'the levers will cause lever projecting a short distance"above the the hooksto draw inwardly or bind upon the. superimposed briding of that pedestal-secstuds, so that, as a result, thepedestal-.section to which the p ate is attached, at which tions are notonly securely locked against point the lever provided with .an eye 12.separation, but are drawn snugly together. A companion and somewhatsimilar oscillat- Any suitable mechanism may be emmg-lever 13, isfulcrumed upon the lower ear -'plo ed for o eratin the s stem of leversanmfcausing 'e resu t described. it only be-' Rivets 22, serve to(pivotally connect the 85 ment for this though, as Wi reaching distance.

ing desirable that the sameterminate in a suitable operating handle Isufficiently adj a-, cent the edge of the table to be within easy Onevery simple and inexpensive arrange- 1purpose I haveillustrated, al

this or any othersimilar device for the purpose. In this 1nstance,however, I secure yscrews to the 'bridgingo-f that pedesta1- sectioncarrying the system of levers and engaging devices described, a plate24:, the

same extending from the inner edge of the' bridging outward. A tftheir'inner edges both" the plate .24 and'the bridging may be Icorrespondingly slotted, as at 25, to receive and guide the upp'eiiprotruding endof the upper oscillating-lever 10. Between its ends theplate 24 is slightly elevated and at such .point provided with asegmental or quadrant-shaped slot 26.

operating-lever 27 is fulcrumed upon a rivet 28 extending from the plateconcentrically with the slot and beyond the latter is extended to forman operating handle termihating near the edge of theft-able-top. A'

- link 29, is loosely connected to the lever 27,

by a rivet 30, at a point where the lever 27 crosses the slot26, andsaid rivet,in addition 'to passing through the lever 27 and the link 29,also passes through the slot 26 of the plate v2 l,below which lattersaidrivet is headed, sovthat, as will be seen these three parts areloosely riveted together. The

front end of the link 29is formed with a hook 31, and the same looselyengages the eye 12. located at the upper end of the upper rockin -leverl0.

t will be obvious that by moving the lover. or handle 27 toopposite endsof its travel.namely-the ends of the quadrantshaped slot 26'the hookswill be caused to open and close in accordance with the direction ofsuch movement. As will be appreciated, the device is very simple andconsists of but few parts that i may be easily and .42

A preferably curved aply manufactured.

l The nuts 17, 17, provide the means for adjusting the parts of thelocking device so as merit will be necessary.

section, horizontally disposed hooks mountl adapted to engage the pins,links connected I to the hooks and apcrtured at their meeting ends, alever centrally pivoted on the i pedestal-section carrying the hooks andl threaded at one end, said threaded end l passing through the aperturesin the links, l nuts threaded on said lever above and below the linksand adapted to clamp the same, and means for operating the lever.

2. In a pedestal eXtension-table-, the com' bination with pins on one ofthe pedestal sections, hooks on the eompanionpedestal 1 section, and alever for operating the hooks, l of a supporting plate secured on thebridge of the pedestal-sectioncarrying the hooks and lever and notchedto receive and guide the upper end of the latter, said plate having anintermediate raised portion with a segmentalslot therein, a horizontaloperatinglever pivoted on the raised portion of the plate, a rodconnecting the operating lever to the aforesaid lever which OJGlfLtCSthe hooks, and a rivet extending through the connecting-rod, horizontaloperating-lever, and segmental slot of the supporting plate, as hereinshown and described.

In testimony whereof I have signed my name to this specification in thepresence of two subscribing witnesses.

ORRIN G. FRANKS.

l l i l x l Witnesses FRANK J. Sane, S. G. DoHERrY.

Having described my invention, what I claim, is:

1. In a edestal extension-table the com- J \blllittlOn, of pins locatedon one pedestal to'cause it to bind more or .less, but the conlstruction of the complete device is such that A ;it is not believed any,subsequent adjuste be readily appreciated, I-do not-limittheinvention:to the inclusion of i

